X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=autogen.sh;h=d432adbb64aa08a74e4dab7bd21360ebb2ef4227;hp=5c950baa11ce1377e47f7d4d8f9449ee65141a4d;hb=d1e7875caba9aface190dab0de394435a80edd21;hpb=2ed89c59f0efcd0a2763f47c7d3455663241e623

diff --git a/autogen.sh b/autogen.sh
index 5c950baa..d432adbb 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,12 +1,28 @@
 #!/bin/sh
-echo preparing...
+# check if we have multiple processors/cores
+n=$(nproc 2>/dev/null)
+if [ -z "$n" ]; then
+	n=$(grep ^processor /proc/cpuinfo 2>/dev/null | wc -l)
+	[ $n -eq 0 ] && n=1
+fi
+# If we are compiling with distcc, try to guess a reasonable number
+# based on (a) the number of cores on this machine and (b) the number
+# of words in the DISTCC_HOSTS variable.
+d="$(echo $DISTCC_HOSTS | wc -w)"
+n=$(($n + 2 * $n * $d))
+echo preparing, parallel=$n...
 if test -f Makefile; then
-	make maintainer-clean > /dev/null
+	make maintainer-clean > /dev/null 2>&1
 fi
-aclocal &> /dev/null
-autoconf
-autoheader 
+autom4te \
+	--language=autoconf \
+	--output=configure \
+	--no-cache \
+	--warnings=all \
+	configure.ac
+autoheader
 echo configuring...
 ./configure $@ > /dev/null
 echo compiling...
-make clean all > /dev/null
+make clean2 > /dev/null 2>&1
+make -j $n > /dev/null